109 may refer to: 109 (number), the integer following 108 and preceding 110 AD 109, a year of the Julian calendar, in the second century AD 109 BC, a...

109 is a German World War II fighter aircraft that was, along with the Focke-Wulf Fw 190, the backbone of the Luftwaffe's fighter force. The Bf 109 first...

as b, bil[citation needed] or bn. In standard form, it is written as 1 × 109. The metric prefix giga indicates 1,000,000,000 times the base unit. Its...

109 (one hundred [and] nine) is the natural number following 108 and preceding 110. 109 is the 29th prime number. As 29 is itself prime, 109 is the tenth...

109 Felicitas is a dark and fairly large main-belt asteroid. It was discovered by German-American astronomer C. H. F. Peters on October 9, 1869, and named...

PT-109 was an 80-foot Elco PT boat (patrol torpedo boat) last commanded by Lieutenant (junior grade) John F. Kennedy, future United States president,...

STS-109 (SM3B) was a Space Shuttle mission that launched from the Kennedy Space Center on 1 March 2002. It was the 108th mission of the Space Shuttle...

Messier 109 (also known as NGC 3992 or the Vacuum Cleaner Galaxy) is a barred spiral galaxy exhibiting a weak inner ring structure around the central...

The BLU-109/B is a hardened bunker buster penetration bomb used by the United States Air Force (BLU is an acronym for Bomb Live Unit). As with other "bunker...

Year 109 (CIX) was a common year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year...